389464842

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:268

約数の個数: 128

約数和(自身を含む): 928972800

約数和(自身を除く): 539507958

約数列:

[1, 2, 3, 6, 13, 23, 26, 31, 39, 46, 47, 62, 69, 78, 93, 94, 138, 141, 149, 186, 282, 298, 299, 403, 447, 598, 611, 713, 806, 894, 897, 1081, 1209, 1222, 1426, 1457, 1794, 1833, 1937, 2139, 2162, 2418, 2914, 3243, 3427, 3666, 3874, 4278, 4371, 4619, 5811, 6486, 6854, 7003, 8742, 9238, 9269, 10281, 11622, 13857, 14006, 14053, 18538, 18941, 20562, 21009, 27714, 27807, 28106, 33511, 37882, 42018, 42159, 44551, 55614, 56823, 60047, 67022, 84318, 89102, 91039, 100533, 106237, 113646, 120094, 133653, 161069, 180141, 182078, 201066, 212474, 217093, 267306, 273117, 318711, 322138, 360282, 434186, 435643, 483207, 546234, 637422, 651279, 871286, 966414, 1302558, 1306929, 1381081, 2093897, 2613858, 2762162, 2822209, 4143243, 4187794, 4993139, 5644418, 6281691, 8286486, 8466627, 9986278, 12563382, 14979417, 16933254, 29958834, 64910807, 129821614, 194732421, 389464842]

約数ペア:

[(1, 389464842), (2, 194732421), (3, 129821614), (6, 64910807), (13, 29958834), (23, 16933254), (26, 14979417), (31, 12563382), (39, 9986278), (46, 8466627), (47, 8286486), (62, 6281691), (69, 5644418), (78, 4993139), (93, 4187794), (94, 4143243), (138, 2822209), (141, 2762162), (149, 2613858), (186, 2093897), (282, 1381081), (298, 1306929), (299, 1302558), (403, 966414), (447, 871286), (598, 651279), (611, 637422), (713, 546234), (806, 483207), (894, 435643), (897, 434186), (1081, 360282), (1209, 322138), (1222, 318711), (1426, 273117), (1457, 267306), (1794, 217093), (1833, 212474), (1937, 201066), (2139, 182078), (2162, 180141), (2418, 161069), (2914, 133653), (3243, 120094), (3427, 113646), (3666, 106237), (3874, 100533), (4278, 91039), (4371, 89102), (4619, 84318), (5811, 67022), (6486, 60047), (6854, 56823), (7003, 55614), (8742, 44551), (9238, 42159), (9269, 42018), (10281, 37882), (11622, 33511), (13857, 28106), (14006, 27807), (14053, 27714), (18538, 21009), (18941, 20562)]